DOCUMENT AND ENTITY INFORMATION	12 Months Ended
Dec. 31, 2017 shares
Document And Entity Information [Abstract]
Entity Registrant Name	LUXFER HOLDINGS PLC
Entity Central Index Key (CIK)	0001096056
Document Type	20-F
Document Period End Date	Dec. 31, 2017
Amendment flag	false
Entity Current Reporting Status	Yes
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	FY
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding	26,504,474
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No

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End date of current fiscal year in the format --MM-DD.

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This is focus fiscal period of the document report. For a first quarter 2006 quarterly report, which may also provide financial information from prior periods, the first fiscal quarter should be given as the fiscal period focus. Values: FY, Q1, Q2, Q3, Q4, H1, H2, M9, T1, T2, T3, M8, CY.

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The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is CCYY-MM-DD.

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A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Number 240
-Section 12b
-Subsection 1

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Indicate "Yes" or "No" if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Is used on Form Type: 10-K, 10-Q, 8-K, 20-F, 6-K, 10-K/A, 10-Q/A, 20-F/A, 6-K/A, N-CSR, N-Q, N-1A.

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Document And Entity Information [Abstract]

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